Video: How to Replace a Turn Signal Switch | eHow

Since replacing a turn signal switch will differ depending on the make and model of your car, you will need to obtain a copy of the repair manual for your make and model. Follow along in the repair manual along with these instructions in case anything differs from these instructions for your make and model.

You'll need to remove the airbag, the steering wheel and also the clockspring to replace the turn signal combination switch. See our articles on Airbag Removal, Steering Wheel Removal and Clockspring Replacement for more information. You'll also want to disconnect the battery. See our article on Battery Replacement for more information.

How to Replace Turn Signal Dimmer Switch Combo on a Vehicle

Replace a turn signal switch or combination switch assembly by connecting the electroconnector and sliding the new switch assembly onto its bracket;...

Turn signals are something that a lot of folks don't even bother to use these days, but if you're reading this, you are likely one of the good drivers who does. The problem with turn signals is that they, like every other mechanical/electric part on your car, will probably go bad eventually. The telltale signs of a bad turn signal switch include one that works only intermittently, not at all, or (the worst) won't turn off. If any of these problems sound familiar, keep reading and we'll walk you through the process of replacing your turn signal switch.

how to replace a turn signal switch in a Hyundai Elantra

How to Test a Replacement Turn Signal Switch

We found that on the replacement turn signal switch the above wire color convention is not followed. Rather, from left-to-right (as in the above table), the wire colors are Black-Black-Black-Brown-Black-Black. We do not know why the replacement switch does not follow the original wire color convention. John Connolly speculates that "it's because their position is fixed, and it uses a plug in."

A turn signal switch's function is to send an electrical current down to each turn sign signal and make them blink. The following instructions explain how to safely replace a turn signal switch: